45622164 has 48 divisors (see below), whose sum is σ = 122024448. Its totient is φ = 12995808.

The previous prime is 45622141. The next prime is 45622189. The reversal of 45622164 is 46122654.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38647 + ... + 39809.

It is an arithmetic number, because the mean of its divisors is an integer number (2542176).

Almost surely, 2^45622164 is an apocalyptic number.

It is an amenable number.

45622164 is an abundant number, since it is smaller than the sum of its proper divisors (76402284).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45622164 is a wasteful number, since it uses less digits than its factorization.

45622164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644 (or 1642 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 45622164 is about 6754.4181096524. The cubic root of 45622164 is about 357.3210710719.

The spelling of 45622164 in words is "forty-five million, six hundred twenty-two thousand, one hundred sixty-four".